21 static struct nsim_bus_dev *to_nsim_bus_dev(struct device *dev)  in to_nsim_bus_dev()
23 	return container_of(dev, struct nsim_bus_dev, dev);  in to_nsim_bus_dev()
26 static int nsim_bus_dev_vfs_enable(struct nsim_bus_dev *nsim_bus_dev,  in nsim_bus_dev_vfs_enable()  argument
29 	nsim_bus_dev->vfconfigs = kcalloc(num_vfs,  in nsim_bus_dev_vfs_enable()
32 	if (!nsim_bus_dev->vfconfigs)  in nsim_bus_dev_vfs_enable()
34 	nsim_bus_dev->num_vfs = num_vfs;  in nsim_bus_dev_vfs_enable()
39 static void nsim_bus_dev_vfs_disable(struct nsim_bus_dev *nsim_bus_dev)  in nsim_bus_dev_vfs_disable()  argument
41 	kfree(nsim_bus_dev->vfconfigs);  in nsim_bus_dev_vfs_disable()
42 	nsim_bus_dev->vfconfigs = NULL;  in nsim_bus_dev_vfs_disable()
43 	nsim_bus_dev->num_vfs = 0;  in nsim_bus_dev_vfs_disable()
50 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in nsim_bus_dev_numvfs_store()  local
59 	if (nsim_bus_dev->num_vfs == num_vfs)  in nsim_bus_dev_numvfs_store()
61 	if (nsim_bus_dev->num_vfs && num_vfs) {  in nsim_bus_dev_numvfs_store()
67 		ret = nsim_bus_dev_vfs_enable(nsim_bus_dev, num_vfs);  in nsim_bus_dev_numvfs_store()
71 		nsim_bus_dev_vfs_disable(nsim_bus_dev);  in nsim_bus_dev_numvfs_store()
85 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in nsim_bus_dev_numvfs_show()  local
87 	return sprintf(buf, "%u\n", nsim_bus_dev->num_vfs);  in nsim_bus_dev_numvfs_show()
98 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in new_port_store()  local
105 	ret = nsim_dev_port_add(nsim_bus_dev, port_index);  in new_port_store()
115 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in del_port_store()  local
122 	ret = nsim_dev_port_del(nsim_bus_dev, port_index);  in del_port_store()
146 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in nsim_bus_dev_release()  local
148 	nsim_bus_dev_vfs_disable(nsim_bus_dev);  in nsim_bus_dev_release()
156 static struct nsim_bus_dev *
162 	struct nsim_bus_dev *nsim_bus_dev;  in new_device_store()  local
182 	nsim_bus_dev = nsim_bus_dev_new(id, port_count);  in new_device_store()
183 	if (IS_ERR(nsim_bus_dev))  in new_device_store()
184 		return PTR_ERR(nsim_bus_dev);  in new_device_store()
187 	list_add_tail(&nsim_bus_dev->list, &nsim_bus_dev_list);  in new_device_store()
194 static void nsim_bus_dev_del(struct nsim_bus_dev *nsim_bus_dev);
199 	struct nsim_bus_dev *nsim_bus_dev, *tmp;  in del_device_store()  local
218 	list_for_each_entry_safe(nsim_bus_dev, tmp, &nsim_bus_dev_list, list) {  in del_device_store()
219 		if (nsim_bus_dev->dev.id != id)  in del_device_store()
221 		list_del(&nsim_bus_dev->list);  in del_device_store()
222 		nsim_bus_dev_del(nsim_bus_dev);  in del_device_store()
240 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in nsim_bus_probe()  local
242 	return nsim_dev_probe(nsim_bus_dev);  in nsim_bus_probe()
247 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in nsim_bus_remove()  local
249 	nsim_dev_remove(nsim_bus_dev);  in nsim_bus_remove()
255 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);  in nsim_num_vf()  local
257 	return nsim_bus_dev->num_vfs;  in nsim_num_vf()
269 static struct nsim_bus_dev *
272 	struct nsim_bus_dev *nsim_bus_dev;  in nsim_bus_dev_new()  local
275 	nsim_bus_dev = kzalloc(sizeof(*nsim_bus_dev), GFP_KERNEL);  in nsim_bus_dev_new()
276 	if (!nsim_bus_dev)  in nsim_bus_dev_new()
282 	nsim_bus_dev->dev.id = err;  in nsim_bus_dev_new()
283 	nsim_bus_dev->dev.bus = &nsim_bus;  in nsim_bus_dev_new()
284 	nsim_bus_dev->dev.type = &nsim_bus_dev_type;  in nsim_bus_dev_new()
285 	nsim_bus_dev->port_count = port_count;  in nsim_bus_dev_new()
287 	err = device_register(&nsim_bus_dev->dev);  in nsim_bus_dev_new()
290 	return nsim_bus_dev;  in nsim_bus_dev_new()
293 	ida_free(&nsim_bus_dev_ids, nsim_bus_dev->dev.id);  in nsim_bus_dev_new()
295 	kfree(nsim_bus_dev);  in nsim_bus_dev_new()
299 static void nsim_bus_dev_del(struct nsim_bus_dev *nsim_bus_dev)  in nsim_bus_dev_del()  argument
301 	device_unregister(&nsim_bus_dev->dev);  in nsim_bus_dev_del()
302 	ida_free(&nsim_bus_dev_ids, nsim_bus_dev->dev.id);  in nsim_bus_dev_del()
303 	kfree(nsim_bus_dev);  in nsim_bus_dev_del()
331 	struct nsim_bus_dev *nsim_bus_dev, *tmp;  in nsim_bus_exit()  local
334 	list_for_each_entry_safe(nsim_bus_dev, tmp, &nsim_bus_dev_list, list) {  in nsim_bus_exit()
335 		list_del(&nsim_bus_dev->list);  in nsim_bus_exit()
336 		nsim_bus_dev_del(nsim_bus_dev);  in nsim_bus_exit()